The Bosch GHV 12-18v XA Battery Heated Bodywarmer provides consistent body core warmth with simultaneous maximum freedom of movement especially having the arms free. Featuring three zone heating and three heat levels for the perfect heat distribution and long-lasting warmth. The jacket comes with a GAA 12v-21 charging adaptor which enables it to be heated with any Bosch Professional 12v lithium ion power tool battery. It is also suitable for use with Bosch Professional 18v batteries when used with the GAA 18v-24 adaptor (not included). Features & Benefits Consistent body core warmthThree zone heatingThree heat levelsEasy charging of USB powered devices via battery adapters integrated portMachine washable and safe to tumble drySoftshell SpecificationsBattery Voltage: 10.8v (or 12v)Battery Type: Bosch Professional Lithium IonOuter Fabric: 95% Polyester, 5% SpandexLining: 100% PolyesterFabric Construction: Softshell, triple layerColour: BlackSize